Contec PC-686BX(NLX)-LV User Manual Download Page 32

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4. Jumper Settings

PC-686BX(NLX)-LV, PC-686BX(NLX)-LVV

Jumper Settings

Watchdog Timer Output Selector: JP6

The watchdog timer output is triggered if the watchdog timer times out due to a

runaway program or other reason. JP6 selects whether the timeout output generates

an NMI or a system reset.

Note, however, that Windows 2000 and Windows NT do not support NMIs.

Table 4.1. JP6: Watchdog Timer Output Selection

JP6

Function

NMI

Reset

1 2 3

(Default)

Summary of Contents for PC-686BX(NLX)-LV

Page 1: ...SBC Series NLX BUS SBC for Socket370 CPU with LAN VGA PC 686BX NLX LV PC 686BX NLX LVV User s Manual CONTEC CO LTD ...

Page 2: ...ect to change without notice All relevant issues have been considered in the preparation of this document Should you notice an omission or any questionable item in this document please feel free to notify CONTEC Co LTD Regardless of the foregoing statement CONTEC assumes no responsibility for any errors that may appear in this document nor for results obtained by the user as a result of using this...

Page 3: ...disk utility CD ROM 1 Jumper pins 6 5 pin DIN to 6 pin MINI DIN keyboard converter cable 1 Unpacking This board is specially packed in an anti static bag to prevent damage in shipping Check the contents to make sure that you have everything listed above If you do not have all the items contact your distributor or CONTEC group office where you purchased Note Do not remove the board from its protect...

Page 4: ...Specifications 6 Power Management 7 Power Supply Requirements 9 Power Consumption 9 Board Component Names 10 Block Diagram 11 3 Hardware Description 13 Installation Procedure 13 CPU Installation 14 Main Memory Installation DIMM1 and DIMM2 15 SDRAM 15 Parallel Port Connector CN1 16 Serial Port Connector CN2 CN3 17 RS 422 RS 485 Specifications 18 USB Connector CN4 19 Keyboard Connector CN11 20 PS 2 ...

Page 5: ... Chip Memory Address Selector JP4 29 Display Type Setting JP5 30 CMOS Memory Erase JP8 31 On Board VGA Selector JP9 31 POWER Supply AT ATX Selector JP10 32 LED Display 32 5 CPU Board Resources 33 I O Map 33 Memory Map 34 DMA Channels 34 PCI Configuration Space Map 35 Interrupts 35 PCI Interrupt Routing Map 36 6 Software Utilities 39 Intel 440BX Chipset Driver 39 INF Installation Utility 39 Graphic...

Page 6: ...egrated Peripherals 69 Power Management Setup 72 PnP PCI Configuration Setup 76 Defaults Menu 79 Load BIOS Defaults 79 Load SETUP Defaults 79 Supervisor User Password Setting 79 Exit Options 81 POST Messages 82 POST Alarm Tones 82 Error Messages 83 POST Codes 89 8 Available Accessories 95 ...

Page 7: ...vi PC 686BX NLX LV PC 686BX NLX LVV ...

Page 8: ...l processors The board supports a maximum of 512MB of SDRAM memory The board also incorporates an on board CPU temperature sensor Winbond W83781D chipset to detect processor heating The circuit complies with the management WFM 2 0 specifications The board has a LAN connector that uses the Intel 82559 PCI LAN controller The board has an LCD connector that uses the Chips 69030 graphics accelerator C...

Page 9: ...reset or NMI Realtime clock and CMOS are backed up by an integrated battery Incorporates a PCI interface 10 100M Ethernet connection RJ 45 port Supports two USB port interfaces PS 2 keyboard MINI DIN 6 pin Limited Three Years Warranty CONTEC Interface boards are warranted by CONTEC Co LTD to be free from defects in material and workmanship for up to three years from the date of purchase by the ori...

Page 10: ...angerous and may result in explosion Always replace with a battery of the same type or the manufacturer s recommended equivalent type Please dispose of the old battery in accordance with the manufacturer s instructions Handling Precautions Take the following precautions when handling this product Do not modify the board CONTEC accepts no responsibility for modified products Do not subject the boar...

Page 11: ...cture of This Manual Chapter 1 Introduction Chapter 2 Specifications Describes specifications relating to the use of the board operating environment restrictions and the names of each component Chapter 3 Hardware Description Explains the setup procedure and describes the various board connectors Chapter 4 Jumper Settings Describes the jumpers and other board settings Chapter 5 CPU Board Resources ...

Page 12: ...rd BIOS includes Plug Play PnP 512KB flash EEPROM Power management Uses ACPI CPU frequency voltage control Not modifiable PS 2 keyboard PS 2 mouse 1 x 5 pin expansion keyboard connector 2 x 16550 compatible UARTs COM1 RS 232C Includes 10 pin header connector D SUB 9 pin male conversion cable COM2 RS 232C 422 485 Includes 10 pin header connector D SUB 9 pin male conversion cable Parallel port 1 x S...

Page 13: ...quivalent 15 levels Expansion bus NLX BUS Super I O Winbond W83977TF Monitoring IC Winbond W83781D Watchdog LAN interface Item Specification General Specifications Table 2 2 General Specifications Current consumption For Celeron 733MHz 5VDC 10A 12VDC 200mA 5VSB standby 300mA For Pentium III 850MHz 5VDC 12A 12VDC 200mA 5VSB standby 300mA Ambient temperature storage 40 to 80 C Ambient temperature op...

Page 14: ...re are not performing any useful work At times such as this the system can go into standby mode Peripheral Device Management Peripheral resources are monitored to detect when particular devices are idle The system power management software can set the power management state local standby or power off etc of individual devices PIIX4 notifies specific devices to the system power management software ...

Page 15: ...ration standby timer used as a restart timer to monitor the overall idle state of the system Continues to operate during shutdown Power button input An override function that changes immediately to the software OFF mode Shadow registers for the standard AT write only registers are used to save and restore the system state Resume Well function monitors for wakeup events during shutdown Power on res...

Page 16: ...designed to operate with at least a 200W power supply If a high load configuration is used a power supply with greater than 200W capacity is required The power supply must satisfy the following requirements Power supply rise time 2ms to 20ms Minimum delay in response to a reset on a good quality power supply 100ms Minimum power supply disconnect warning 1ms The 3 3V output must reach the minimum f...

Page 17: ...NLX LV PC 686BX NLX LVV Board Component Names J1 CN8 are not used Please do not connect anything CN2 CN3 CN4 JP9 JP10 DIMM1 DIMM2 CN1 JP3 JP2 JP1 JP8 CN8 CN9 LAN MOUSE VGA KEY JP6 JP4 CN10 J1 JP5 CN5 JP7 Figure 2 1 Component Names ...

Page 18: ... VRM GTL TERMINATOR COM 1 2 FDD KB MS LPT SOCKET370 443BX PIIX4E 82371EB SUPER I O W83977TF LAN 82559 PCI bus ISA bus VGA 69030 69000 BIOS H W MONITOR DIMM x 2 CLK GEN IDE 1 2 USB 1 2 NLX GOLDEN FINGER GTL BUS 69000 is used for PC 686BX NLX LV Figure 2 2 Block Diagram ...

Page 19: ...2 Specifications 12 PC 686BX NLX LV PC 686BX NLX LVV ...

Page 20: ... cables other than for the flat panel VGA hard disk floppy keyboard mouse LAN etc 5 Connect a CRT monitor to use for the CMOS setup 6 Confirm that the backplane power is turned off 7 Insert the CPU board into the backplane 8 Turn on the power 9 As the system starts to boot hold down the DEL key to enter BIOS setup mode 10 Set the peripheral setup and standard setup to the correct settings Note The...

Page 21: ...el 433MHz 66MHz 128KB 566MHz 66MHz 128KB PC686C 566 733MHz 66MHz 128KB Celeron 850MHz 100MHz 128KB PC686C 850 600MHz 100MHz 256KB 700MHz 100MHz 256KB PC686 700 Pentium III 850MHz 100MHz 256KB PC686 850 The ZIF PPGA socket has a lever to hold the processor in place Ensure that the notch on the side of the processor is aligned with the notch in the socket After installing the processor in the 370 so...

Page 22: ... port or dual port DIMMs in the following sizes SDRAM Synchronous DRAM SDRAM achieves improved memory performance by performing memory access synchronized by the memory clock Whereas SDRAM can achieve burst transfer speed with x 1 1 1 timing asynchronous memory sub systems are generally restricted to x 2 2 2 transfer speed The CPU board supports single port or dual port DIMMs in the following size...

Page 23: ...facturer to use this mode Bidirectional high speed ECP Table 3 3 CN1 Parallel Port Connector Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 Function STROBE PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 ACK BUSY PE SLCT Pin No 14 15 16 17 18 19 20 21 22 23 24 25 Function ALF ERROR INIT SLCT IN GND GND GND GND GND GND GND GND Pin No 1 3 5 7 9 11 13 15 17 19 21 23 25 Function STROBE PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 ACK BUSY ...

Page 24: ... RTS CTS RI N C RS 422 TX TX RX RX GND RTS RTS CTS CTS N C RS 485 TX TX RX RX GND N C N C N C N C N C CN3 1 6 5 10 PIN 1 2 3 4 5 6 7 8 9 10 RS 232C DCD RXD TXD DTR GND DSR RTS CTS RI N C CN2 1 6 5 10 In case of using the accessory Cable D SUB 9pin PIN 1 2 3 4 5 6 7 8 9 RS 232C DCD RXD TXD DTR GND DSR RTS CTS RI RS 422 TX TX RX RX GND RTS RTS CTS CTS RS 485 TX TX RX RX GND N C N C N C N C 1 5 9 6 N...

Page 25: ...n self test POST function to reset the computer s software Infra Red Support The front panel I O connector includes 6 pins that support a Hewlett Packard HSDL 1000 compatible infra red IR transceiver Serial port B can be assigned to the connected IR device using the setup program In this case the serial port B connector can no longer be used IR connections can be used for file transfer with mobile...

Page 26: ...To connect three or more USB devices an external hub can be connected to either of the USB ports The CPU includes full support for the universal host controller interface UHCI and uses UHCI compatible software drivers The USB functions are as follows Self identifying peripheral devices can be plugged in while computer is running USB Ver 1 1 Automatic mapping to driver and configuration functions S...

Page 27: ...0 Refer to Chapter 8 Available Accessories for a list of USB connector cables Keyboard Connector CN11 The CPU board has a standard PS 2 keyboard MINI DIN connector for attaching the keyboard The keyboard can be plugged directly into this connector The connector pin layout is shown below Table 3 6 CN11 Keyboard Connector Pin No 1 2 3 4 5 6 Function K B DATA N C GND 5V K B CLOCK N C 3 6 4 2 1 5 CN11...

Page 28: ...tor pin layout is shown below Table 3 7 CN6 PS 2 Mouse Connector 6 4 2 1 5 CN6 Pin No 1 2 3 4 5 6 Function MOUSE DATA N C GND 5V MOUSE CLOCK N C 3 RJ 45 LAN Connector CN12 This is the connector for the CPU board s 10 100Mbps Ethernet interface The connector pin layout is shown below Category 5 cable is required for 100Mbps transmission Table 3 8 CN12 RJ 45 LAN Connector Function TX TX RX N C N C R...

Page 29: ... DP17 DP22 DP18 DP23 DP19 VCC FLM MX LP SHFCLK 3 3V 3 3V ENABLK LCDVDD ENVEE GND GND N C Pin No 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 Pin No 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Function GND VCC DP0 DP8 DP1 DP9 DP2 DP10 DP3 DP11 DP4 DP12 DP5 DP13 DP6 DP14 DP7 DP15 12V 12V 2 1 40 41 If using the CONTEC digital input flat panel display series a special adapter ...

Page 30: ...EN BLUE Pull up to 5V GND GND GND GND PIN No 9 10 11 12 13 14 15 Function 5V GND Pull up to 5V D DATA H SYNC V SYNC D DCLK CN7 1 5 11 15 10 6 CPU Fan Connector CN9 CN9 is the 3 pin box head connector used to supply power to the CPU cooling fan The fan must operate on 12V Pin 3 is the fan speed sensor input Table 3 11 CN9 CPU Fan Connector Pin No 1 2 3 Function GND DC 12V Sensor CN9 1 2 3 Housing 5...

Page 31: ...tery The external battery is used to supply power to the realtime clock and CMOS memory Table 3 12 CN10 External Battery Connector Pin No 1 2 Function GND Ext_bat CN10 1 Housing XHP 2 JST Contact SXH 001T P0 6 JST 2 Notes You do not need to remove the internal battery if using an external battery The external battery must be a 3V lithium battery ...

Page 32: ...er output is triggered if the watchdog timer times out due to a runaway program or other reason JP6 selects whether the timeout output generates an NMI or a system reset Note however that Windows 2000 and Windows NT do not support NMIs Table 4 1 JP6 Watchdog Timer Output Selection JP6 Function NMI Reset 1 2 3 1 2 3 Default ...

Page 33: ...0 22 24 1 3 5 7 9 1 3 5 7 9 11 13 15 17 19 21 23 JP2 JP1 2 4 6 8 10 2 4 6 8 10 12 14 16 18 20 22 24 1 3 5 7 9 1 3 5 7 9 11 13 15 17 19 21 23 JP2 JP1 2 4 6 8 10 2 4 6 8 10 12 14 16 18 20 22 24 1 3 5 7 9 1 3 5 7 9 11 13 15 17 19 21 23 Transmit Data Control for Half Duplex Mode The transmit buffer must be controlled to prevent transmit data collisions in half duplex mode The port controls data transm...

Page 34: ...and pin 6 of JP2 disables the receiver and prevents the port from receiving output data to external devices RTS JP2 7 8 TXD TX RTS TX RTS RX CTS RX CTS JP3 7 8 JP3 5 6 JP3 3 4 JP3 1 2 D R D R RXD RTS CTS COM2 1 2 3 4 5 6 7 8 9 JP2 5 6 JP2 4 6 120Ω 120Ω 120Ω 120Ω Figure 4 1 RS 422 Setup RTS JP2 7 8 TXD JP3 7 8 JP3 5 6 D R RXD COM2 1 2 3 4 5 6 7 8 9 JP2 5 6 JP2 4 6 120Ω 120Ω DATA DATA Figure 4 2 RS ...

Page 35: ...ID register IIR 02FBH X W Line control register LCR 02FCH X W Modem control register MCR 02FDH X R Line status register LSR 02FEH X R Modem status register MSR 02FFH X R W Scratch register SCR 0 02F8H 02F9H Register RS 422 485 Terminating Resistance JP3 Table 4 4 JP3 RS 422 485 Terminating Resistance JP3 Terminating resistor CTS for RS 422 RTS for RS 422 RXD for RS 422 485 TXD for RS 422 485 Funct...

Page 36: ...Enable default Impossible to setting 1 1 2 2 Disk On Chip Memory Address Selector JP4 JP4 is used to select the memory address for the Disk On Chip The following four Disk On Chip memory address settings are available Table 4 6 JP4 Disk On Chip Memory Address Selector Function 0DC00 0DDFFh 0D800h 0D9FFh 0D400h 0D5FFh 0D000h 0D1FFh JP4 Default 2 1 3 4 2 1 3 4 2 1 3 4 2 1 3 4 ...

Page 37: ...range of different LCD display resolutions Use JP5 to select the type of display Table 4 7 JP5 Display Type Setting 2 1 7 8 3 5 4 6 JP5 LCD Type Resolution CONTEC Model TFT TFT CRT only default 1024 x 768 XGA 800 x 600 VGA SVGA XGA SXGA IPC DT H40X PC T IPC DT L40S PC T 2 1 7 8 3 5 4 6 2 1 7 8 3 5 4 6 ...

Page 38: ...mmended battery life while the computer is not plugged into the mains power supply is 3 years When the computer is plugged into the main power using ATX Power Supply the 3 3V standby current from the power supply supplements the battery s life The accuracy of the clock is 2 minutes month at 25 C and 3 3V Table 4 8 JP8 Erasing the CMOS Memory JP8 Function Normal operation Default Erase CMOS memory ...

Page 39: ...686BX NLX LV PC 686BX NLX LVV Table 4 10 JP10 Power Supply AT ATX Selector JP10 Function ATX Power Supply Default AT Power Supply 1 2 3 1 2 3 LED Display LNK ACT 100M LNK ACT TX RX 100M 100BASE T Bracket Figure 4 3 LED Display ...

Page 40: ...or 0170 0177 8 bytes Secondary IDE controller 01F0 01F7 8 bytes Primary IDE controller 0228 022F 8 bytes LPT3 0274 0277 4 bytes I O read data port for ISA PnP attributes 0278 027F 8 bytes LPT2 0295 0296 2 bytes Hardware monitor 02E8 02EF 8 bytes COM4 Video 8514A 02F8 02FF 8 bytes COM2 0376 0377 2 bytes Secondary IDE channel 0378 037F 8 bytes LPT1 03B0 03BB 12 bytes Video monochrome 03C0 03DF 32 by...

Page 41: ... UMB C8000 DFFFF 96KB Available DOS high memory Available to ISA bus and PCI bus A0000 C7FFF 160KB Video memory and BIOS 00000 9FFFF 640KB Original memory DMA Channels Table 5 3 DMA Channels DMA 0 8 or 16 bit Reserved 1 8 or 16 bit Reserved or parallel port for ECP 2 8 or 16 bit Diskette driver 3 8 or 16 bit Reserved or parallel port for ECP 4 Unused Cascade channel 5 16 bit Free 6 16 bit Free 7 1...

Page 42: ...PCI expansion slot 4 01 00 00 A G P connector Description Interrupts Table 5 5 Interrupt Request Lines IRQ IRQ No System Resource NMI I O channel check 0 Reserved Interval timer 1 Reserved keyboard controller 2 Reserved Cascade interrupt from slave PIC 3 COM2 4 COM1 5 LPT2 Plug and Play option Available to user 6 Diskette drive controller 7 LPT1 8 Realtime clock 9 ACPI 10 USB Available to user 11 ...

Page 43: ...ies to determine their interrupt group INTA By default all add in boards that require a single interrupt only belong to this category Also almost all boards that require multiple interrupts have their first interrupt classified as INTA INTB In general the second interrupt on add in boards that require multiple interrupts is classified as INTB Although this is not a mandatory requirement INTC and I...

Page 44: ...se on board interrupts However in practice always plug an add in board with a single interrupt INTA group into the first PCI slot and plug an add in board with two interrupts INTA group and INTB group into the second PCI slot INTA for the first slot is connected to PIRQA INTA for the second slot is connected to PIRQB and INTB for the second slot is connected to PIRQC If no other boards are connect...

Page 45: ...5 CPU Board Resources 38 PC 686BX NLX LV PC 686BX NLX LVV ...

Page 46: ...ty installs an INF file on the target system The INF file provides the operating system OS with information about how to configure the chipset components This utility is required to make the following Intel 440BX function operate correctly Intel INF installation utility for Windows 95 and Windows 98 infinst Setup exe One of the following operating systems must be installed on the system Windows 95...

Page 47: ... and low power consumption Driver Support CD ROM Directories are CD ROM Root Directory GRAPHICS Chips Tech Graphics Driver PC 686BX NLX LV for PC 686BX NLX LV Graphics Driver Win95 Ver 5 2 3 for Windows 95 Win98 Ver 6 2 4 for Windows 98 WinNT351 Ver 1 1 8 for Windows NT 3 51 WinNT40 Ver 2 4 7 for Windows NT 4 0 Win31 Ver 1 4 6 for Windows 3 1 Win2000 Ver 2 4 7 for Windows 2000 PC 686BX NLX LVV for...

Page 48: ... Management functions based on Advanced System Management Bus SMB Wired for Management WFM 2 0 compliant IP checksum support PCI 2 2 compliant Complies with PC 98 PC 99 and Server 99 Supported operating systems Manufacturer s driver list Microsoft LAN manager NDIS2 01 Yes Microsoft Windows for Workgroups NDIS2 01 Yes 1 Microsoft Windows NT3 51 NT4 0 Yes Microsoft Windows 95 98 NDIS4 5 Yes Novell N...

Page 49: ...directory DOS NetWare server CD ROM directory NWSERVER Windows 2000 Please use the standard LAN driver included with the OS Microsoft LAN manager CD ROM directory mslanman dos Note Please read the text files txt in the root directory and LAN and LAN INFO directories before installing the LAN utility If installing the LAN driver from floppy disk use the MAKEMS BAT or MAKENW BAT utilities in the LAN...

Page 50: ...e fault The CPU board supports 16 different watchdog timer settings which can be specified by software via an I O port Writing a value to I O address 0441h disables the watchdog timer Writing a setting code refer to the WDT setup table to I O address 0443h reloads the WDT The following shows an example application program for disabling the WDT and reloading the WDT MOV DX 0441h REM Write a value t...

Page 51: ...lect Copy System Files then click the Start button Step 3 Copy the updated BIOS bin file and awdflash exe onto the system disk Step 4 Insert the system disk in drive A and reboot the computer from drive A Step 5 Start the BIOS update Entering the awdflash command displays Flash Memory Writer on the screen Enter the name of the updated BIOS file in response to the Program file name prompt and enter...

Page 52: ...ring controller Winbond W83781D which enables the SBC temperature voltage and fan sensor output to be read Temperature The temperature can be read from the two thermistors attached to the SBC Sensor1 Sensor 2 Voltage The3 3V 5V 5V 12V 12V VTT 1 5V and Vcore voltages from the SBC can be read VTT 1 5V CPU I O voltage Vcore CPU core voltage ...

Page 53: ...81D Register Two ports are provided for reading the W83781D hardware monitor register The two ports are described below Index register 295h Data register 296h Use of the index register is shown below Example program Read the chip ID register into bx mov ax 4eh mov dx 295h out dx ax Set the index register as the bank selection register inc dx out dx 80h Set bank 0 mov ax 58h mov dx 295h out dx ax S...

Page 54: ...d 40h 46h Configuration register 1 47h 49h VID Fan register 48h 4Dh 4Fh Configuration register 1 4Eh 50h 5Fh bank selection register Bank 0 50h R T table index port 1 51h R T table data port 1 52h 55h Winbond test register 56h 57h Electronic sound control register 1 58h Chip ID register 10h 59h 5Fh Not used Bank 1 50h 51h Read sensor 2 temperature 52h 5Fh Sensor 2 temperature configuration registe...

Page 55: ...egister 23h V5 V 16mV x read value x 1 68 12V read register 24h V 12 V 16mV x read value x 3 8 12V read register 25h V 12 V 16mV x read value 3 48 5V read register 26h V 5 V 16mV x read value 1 49 Temperature register for temperature sensor 1 27h Table 6 3 Data Format Table for Temperature Sensor 1 Temperature Temperature Sensor Register 125 C 7Dh 25 C 19H 5 C 5Hh 1 C 01h 0 C 00h 1 C FFh 5 C FBh 2...

Page 56: ...visor bit 1 0 Bit 3 0 VID 3 0 input Fan divisor register Bank 0 5Dh 7 6 5 4 3 2 1 0 Not used DIODES1 DIODES2 DIODES3 Not used Fan_sensor_1_divisor_B2 Fan_sensor_2_divisor_B2 Not used Fan_sensor_3_divisor_B2 Not used Bit 7 Fan sensor 3 divisor bit 3 Not used Bit 6 Fan sensor 2 divisor bit 3 Not used Bit 5 Fan sensor 1 divisor bit 3 Bit 4 Not used Bit 3 Sensor 3 type selection Not used Bit 2 Sensor ...

Page 57: ...1 1 1 2 8 0 1 0 0 0 1 1 0 0 0 2 7 0 1 0 0 1 1 1 0 0 1 2 6 0 1 0 1 0 1 1 0 1 0 2 5 0 1 0 1 1 1 1 0 1 1 2 4 0 1 1 0 0 1 1 1 0 0 2 3 0 1 1 0 1 1 1 1 0 1 2 2 0 1 1 1 0 1 1 1 1 0 2 1 0 1 1 1 1 1 1 1 1 1 Processor pin 0 Connected to Vss 1 Open or pulled up to Vin Processor pin 0 Connected to Vss 1 Open or pulled up to Vin 50 5Fh Bank selection register 4Eh 7 6 5 4 3 2 1 0 BANK_SEL0 BANK_SEL1 BANK_SEL2 N...

Page 58: ...this register is 11h Temperature sensor 2 temperature register 1 Bank 1 50h 7 6 5 4 3 2 1 0 TEMP2 8 1 Refer to the temperature format table for temperature sensor 2 Temperature sensor 2 temperature register Bank 1 51h 7 6 5 4 3 2 1 0 Not used Not used Not used Not used Not used Not used Not used TEMP 0 Refer to the temperature format table for temperature sensor 2 ...

Page 59: ...ies 52 PC 686BX NLX LV PC 686BX NLX LVV Table 6 6 Data Format Table for Temperature Sensor 2 Temperature TEMP 8 1 TEMP 0 125 C 7Dh 0 25 C 19h 0 1 C 01h 0 0 5 C 00h 1 0 C 00h 0 0 5 C FFh 1 1 C FFh 0 25 C E7h 0 55 C C9h 0 ...

Page 60: ...e of the disks starts the OS and hands over control While the BIOS is executing the Setup program can be started by either of the following two methods 1 Press the DEL key immediately after turning on the power to the system 2 Press the DEL key when the following message appears briefly at the bottom of the screen during the power on self test POST Press the DEL key to enter the setup program If t...

Page 61: ...u Exit current page and return to previous menu Move Enter Move to desired item PgUp key Increase or change value PgDn key Decrease or change value key Increase or change value key Decrease or change value Esc key Main menu Exit without saving changes to CMOS Status Page Setup menu and Option Page Setup menu Exit current page and return to main menu F1 key Show help on setup navigation keys F5 key...

Page 62: ...hosen by Award and the system manufacturer to achieve maximum performance and reliability Making even what appear to be small changes to the chipset settings may result in the user needing to use the override function Final Warning about the Setup Program The contents of this chapter are subject to change in the future without notice STANDARD CMOS SETUP BIOS FEATURES SETUP CHIPSET FEATURES SETUP P...

Page 63: ...e that some systems may not include all items STANDARD CMOS SETUP Use this option to set the basic system configuration See Standard CMOS Setup in this chapter for details BIOS FEATURES SETUP Use this option to set the advanced functions for the system See BIOS Features Setup in this chapter for details CHIPSET FEATURES SETUP Use this option to modify chipset register values and to optimize system...

Page 64: ...er may also modify these to suit the requirements of specific systems INTEGRATED PERIPHERALS Use this option to specify the settings for integrated peripheral devices See Integrated Peripherals in this chapter for details SUPERVISOR USER PASSWORD Use this option to set a user and supervisor password See Supervisor User Password in this chapter for details SAVE EXIT SETUP Save the modified CMOS val...

Page 65: ...NLX LVV Standard CMOS Setup The standard CMOS setup items are divided into ten categories Each category contains zero one or many setup items Use the arrow keys to highlight an item then press the PgUp or PgDn key to select the desired setting ...

Page 66: ...Described in Table 7 3 Press the Enter key and select from the detailed options displayed in the sub menu IDE Secondary Slave The options are displayed in a sub menu Described in Table 7 3 Press the Enter key and select from the detailed options displayed in the sub menu Drive A Drive B None 360K 5 25 in 1 2M 5 25 in 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in Select the type of floppy disk drive instal...

Page 67: ...s explicitly Select a specific disk type If you select USER TYPE you can enter values for the number of cylinders number of heads and other parameters Note PRECOMP 65535 means NONE Capacity Automatically displays the hard disk size The size of the disk drive approx Note that this size is typically slightly larger than the formatted size from the disk check program Access Mode Normal LBA Large Auto...

Page 68: ...bility Disabled Report No FDD For WIN 95 No ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Video BIOS Shadow Disabled C8000 CBFFF Shadow Disabled CC000 CFFFF Shadow Disabled D0000 D3FFF Shadow Disabled D4000 D7FFF Shadow Disabled D8000 DBFFF Shadow Disabled DC000 DFFFF Shadow Disabled ROM PCI ISA BIOS BIOS FEATURES SETUP AWARD SO...

Page 69: ...bled the BIOS shortens or skips some of the checks performed by the POST Enabled Enable quick POST Disabled Standard POST Boot Sequence The BIOS selects the device from which to load the operating system OS based on the sequence selected by this option Selection options Floppy LS ZIP HDD SCSI CDROM Disabled Swap Floppy Drive If two floppy drives are installed on the system the logical drive names ...

Page 70: ... this is the fastest method Selection options Normal Fast Typematic Rate Setting Keystrokes are repeated at a rate set by the keyboard controller Enabling this option allows the keystroke repeat rate and keystroke delay to be selected Selection options Enabled Disabled Typematic Rate Chars Sec Sets the number of keystrokes to generate per second when a key is held down Selection options 6 8 10 12 ...

Page 71: ...e Enter key without entering a password security is disabled If security is disabled the system can be booted and the user can enter Setup without restriction PCI VGA Palette Snoop Some non VGA standard display cards do not display colors correctly This field is used to set whether MPEG ISA VESA VGA cards can operate correctly as PCI VGA If Enabled is selected PCI VGA can operate in conjunction wi...

Page 72: ...es Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults ROM PCI ISA BIOS CHIPSET FEATURES SETUP AWARD SOFTWARE INC The chipset features setup menu is used to configure the system for the functions specific to the installed chipset The chipset manages the bus speed and access to system memory resources such as the DRAM and external cache The chipset also handles communication between the PCI...

Page 73: ...em BIOS Cacheable If enabled caching of F0000h FFFFFh of the BIOS ROM is permitted This results in faster system performance However a system error may occur if a program writes to this memory area Selection options Enabled Disabled Video BIOS Cacheable If enabled caching of the video BIOS is permitted This results in faster system performance However a system error may occur if a program writes t...

Page 74: ...e below 16MB Selection options Enabled Memory hole supported Disabled Memory hole not supported Passive Release If disabled CPU PCI bus access is permitted during the passive release time If enabled the arbiter only handles separate PCI master access to local DRAM Selection options Enabled Disabled Delay Transaction The chipset incorporates a 32 bit post write buffer to support delay transaction c...

Page 75: ...bled CPU Host Clock CPU CPI Used to select the CPU s host clock This setting cannot be modified CPU Warning Temperature Sets the warning temperature in the case when the computer has a monitoring system Selection options Enabled Disabled Current System Temp If the computer has a monitoring system this field displays the current temperature Current CPU FAN 1 2 3 Speed If the computer has a monitori...

Page 76: ...er Disabled Onboard Serial Port 1 Disabled Onboard Serial Port 2 Disabled UART Mode Select IrDA UART2 Duplex Mode Full ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults ROM PCI ISA BIOS INTEGRATED PERIPHERALS AWARD SOFTWARE INC IDE HDD Block Mode This setting enables the hard disk controller to use high speed block mode when perform...

Page 77: ...The system includes a universal serial bus USB controller Enable this setting if using a USB keyboard Selection options Enabled Disabled Init Display First This setting controls whether to initialize the PCI slot or AGP Onboard display first Selection options PCI Slot AGP Onboard Onboard FDC Controller The system board includes a floppy disk controller FDC Enable this setting if the user wishes to...

Page 78: ...n options Hi Hi Lo Lo Lo Hi Hi Lo Onboard Parallel Port Selects the logical LPT port and address for the printer port Selection options 378H IRQ7 278H IRQ5 3BCH IRQ7 Disabled Parallel Port Mode Selects the operation mode for the on board parallel port Unless you are unsure whether both the hardware and software support EPP mode or ECP mode select compatible or expanded Selection options SOOM ECO E...

Page 79: ... Blank Screen Video Off After NA MODEM Use IRQ NA Doze Mode Disabled Standby Mode Disabled Suspend Mode Disabled HDD Power Down Disabled Throttle Duty Cycle 12 5 PCI VGA Act Monitor Disabled Soft Off by PWR BTTN Instant Off POWER On by Ring Enabled Resume by Alarm Disabled Wake Up On LAN Disabled IRQ8 Break Suspend Enabled ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 L...

Page 80: ... This option causes the system to disconnect the power to the vertical and horizontal sync ports and blanks the video buffer Blank Screen This option simply blanks the video buffer DPMS Initial power management signal for display Usually please set DPMS Video Off After Setting Enabled sets the VGA adapter to power saving mode N A Monitor remains on even in power saving mode Suspend Monitor display...

Page 81: ...eed Suspend Mode Setting Enabled halts all devices other than the CPU if the system remains inactive for longer than a specified time HDD Power Down Setting Enabled turns off the power to the hard disk drive if the system remains inactive for longer than a specified time However other devices continue to remain active Throttle Duty Cycle When the system enters sleep mode the CPU clock only operate...

Page 82: ...larm This recovers the system from the soft off state if an input signal is detected on the serial RI Ring Indicator line that is the modem receives a call Wake Up On LAN The system can be restarted by the Wake On LAN function However on this board this only applies to the on board network In this case set to Enabled Selection options Disabled Enabled IRQ8 Break Suspend Monitoring of IRQ8 can be e...

Page 83: ...escribes a number of technical settings However the default values should only be modified by advanced users who fully understand the system PNP OS Installed Select Yes if the operating system supports plug play for example Windows 95 Selection options Yes No Resource Controlled by The Award plug play BIOS automatically configures all boot and plug play compatible devices If Auto is selected the B...

Page 84: ...system interrupt to one of the following types of device Legacy ISA devices which comply with the original PC AT bus specification and require a specific interrupt for example serial port 1 requires IRQ4 PCI ISA PnP devices designed to work with the PCI or ISA bus architecture that comply with the plug play standard Selection options Legacy ISA PCI ISA PnP DMA n Assigned to When controlling resour...

Page 85: ...ipheral connection By default INTA is assigned to a PCI connection Assigning INTB is meaningless unless the peripheral device requires two interrupt services As the chipset s PCI IDE interface has two channels it requires two interrupt services The default settings for the primary and secondary IDE INT fields specify values appropriate for two PCI IDE channels and a lower interrupt is assigned to ...

Page 86: ...ser password or both The difference between supervisor and user passwords is as follows SUPERVISOR PASSWORD Permits both entry and making changes to the setup menu options USER PASSWORD Permits entry but does not permit changes to the setup menu options Selecting this function displays the following prompt message in the center of the screen Please enter password Enter a password with a maximum of...

Page 87: ... whenever the user reboots the system This prevents unauthorized use of the computer Use the Security Option field in the BIOS Features Setup menu see section 3 to specify when password input is required When the security option is set to System password input is required both to boot the system and to enter Setup When the security option is set to Setup password input is only required to enter Se...

Page 88: ... boots the setup options stored in CMOS are used to setup the system The system reboots after saving the settings Exit Without Saving Selecting this option and pressing the Enter key displays the following message Exit without saving Y N Y Pressing Y exits Setup without saving the changes to CMOS In this case the previous settings remain active The next time the computer boots the setup options st...

Page 89: ...layed Press the F1 key to continue Press the CTRL ALT ESC or CTRL ALT DEL keys to enter Setup POST Alarm Tones The BIOS currently has two different alarm tones One tone is used to indicate that a video error has occurred and therefore the BIOS cannot initialize the video screen to display additional error information This tone consists of a single long tone followed by two short tones The other al...

Page 90: ...m should have been able to boot from the hard drive check that the controller is mounted and that all cables are connected correctly Also check whether the disk is formatted as a boot device Then attempt to reboot the system Diskette drive or diskette type mismatch error RUN SETUP The type of diskette drive installed in the system is different to the type defined in the CMOS Run Setup and set the ...

Page 91: ...bles are correctly and securely connected Also check that the correct hard drive type is selected in the setup Error initializing hard disk controller Unable to initialize controller Check that the cables are correctly and securely connected to the bus and that the correct hard drive type is selected in the setup Also check whether any jumpers on the hard drive need to be set correctly Floppy disk...

Page 92: ...ress By matching this address information with the system memory map you can identify and replace the faulty memory chip Memory size has changed since last BOOT Memory has been added or removed since the last time the system was booted In EISA mode use the configuration utility to reset the memory configuration In ISA mode enter Setup and set the new memory size in the memory field Memory verify e...

Page 93: ...d a valid board ID in a slot configured with no board ID Note If this errors occurs the system boots in ISA mode so that the EISA configuration utility can be run Detected unexpected EISA board PLEASE RUN EISA CONFIGURATION UTILITY An installed board did not respond to an ID request or the BIOS did not detect a board ID from the specified slot Note If this errors occurs the system boots in ISA mod...

Page 94: ...ot is incorrect PLEASE RUN EISA CONFIGURATION UTILITY The board ID does not match the ID stored in the EISA non volatile memory Note If this errors occurs the system boots in ISA mode so that the EISA configuration utility can be run Floppy disk s fail 80 Unable to reset floppy sub system Floppy disk s fail 40 Floppy type mismatch ...

Page 95: ...yboard is locked P17 on the keyboard controller is low Keyboard error or no keyboard present Unable to initialize keyboard Check that the keyboard is connected correctly and that no keys are pressed when the computer boots Manufacturing POST loop The system repeats the POST procedure indefinitely while P15 on the keyboard controller is low This is also used for M B burn in BIOS ROM checksum error ...

Page 96: ...er I O chip 2 Enable keyboard interface 09h Not used 0Ah 1 Disable PS 2 mouse interface option 2 Automatically detect keyboard and mouse ports then swap ports and interfaces option 3 Reset keyboard on Winbond 977 series super I O chip 0Bh Not used 0Ch Not used 0Dh Not used 0Eh Test F000h segment shadow to verify reading and writing OK If test fails sound alarm tone from speaker 0Fh Not used 10h Au...

Page 97: ...ount of ESCD legacy data 4 Initialize on board clock generator Disable clock resources and set PCI slots and DIMM slots empty 5 Perform initial PCI initialization List PCI bus numbers Allocate memory and I O resources Search for valid VGA device and VGA BIOS and locate at C000 0 24h Not used 25h Not used 26h Not used 27h Initialize INT 09 buffer 28h Not used 29h 1 Set the 0 640K memory addresses i...

Page 98: ...h Not used 4Dh Not used 4Eh 1 Set MTRR for M1 CPU 2 Initialize L2 cache for P6 class CPU and set applicable cache range to CPU 3 Initialize APIC for P6 class CPU 4 Set the available cache range for each CPU in a MP platform and adjust available cache size downwards 4Fh Not used 50h Initialize USB 51h Not used 52h Test all memory Zero clear all extended memory 53h Not used 54h Not used 55h Display ...

Page 99: ...t chipset registers based on setup and automatic configuration table 6Ch Not used 6Dh 1 Allocate resources to all ISA PnP devices 2 Assign ports to on board COM ports if the corresponding setting is set to Auto in the setup 6Eh Not used 6Fh 1 Initialize floppy controller 2 Setup the 40 hardware floppy related fields 70h Not used 71h Not used 72h Not used 73h Optional function Enter AWDFLASH EXE in...

Page 100: ...le SYSID structure 3 Switch screen to text mode 4 Setup ACPI table at top of memory 5 Call ISA adaptor ROM 6 Assign IRQs to PCI devices 7 Initialize APM 8 IRQ noise elimination 86h Not used 87h Not used 88h Not used 89h Not used 90h Not used 91h Not used 92h Not used 93h Read HDD boot sector information for common virus prevention code 94h 1 Enable L2 cache 2 Set boot speed 3 Perform final chipset...

Page 101: ...7 BIOS Setup 94 PC 686BX NLX LV PC 686BX NLX LVV ...

Page 102: ...tium III 700MHz PC686 850 Pentium III 850MHz Memory PC MSD64 100 168PIN DIMM PC100 SDRAM 64MB PC MSD128 100 168PIN DIMM PC100 SDRAM 128MB PC MSD256 100 168PIN DIMM PC100 SDRAM 256MB PC MSD64E 100 168PIN DIMM PC100 SDRAM 64MB With ECC PC MSD128E 100 168PIN DIMM PC100 SDRAM 128MB With ECC PC MSD256E 100 168PIN DIMM PC100 SDRAM 256MB With ECC Back Plane Board PC BP2 2 NLX NLX bus compliant backplane ...

Page 103: ... ku Osaka 555 0025 Japan Japanese http www contec co jp English http www contec com Chinese http www contec com cn No part of this document may be copied or reproduced in any form by any means without prior written consent of CONTEC CO LTD 03102004 06272001 Management No A 46 481 03102004_rev6 Parts No LZQ2141 ...

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